|
Delivery admissions
|
9001 (88.2%)
|
3,020,112 (95.8%)
|
− 0.28
|
|
Antepartum admissions
|
2596 (25.4%)
|
250,372 (7.9%)
|
0.48
|
|
Postpartum admissions
|
2583 (25.3%)
|
58,652 (1.9%)
|
0.73
|
|
Abortions or ectopic pregnancy-related admissions
|
918 (9.0%)
|
107,097 (3.4%)
|
0.23
|
|
Age (years) (mean ± SD)
|
30.5 ± 6.3
|
29.5 ± 5.6
|
0.16
|
|
< 15
|
8 (0.08%)
|
1191 (0.04%)
|
0.22
|
|
15–19
|
475 (4.7%)
|
136,868 (4.3%)
| |
|
20–24
|
1365 (13.5%)
|
480,141 (15.3%)
| |
|
25–29
|
2491 (24.6%)
|
913,371 (29.0%)
| |
|
30–34
|
3042 (30.0%)
|
1,006,926 (32.0%)
| |
|
35–39
|
2026 (20.0%)
|
500,255 (15.9%)
| |
|
40–44
|
653 (6.4%)
|
102,423 (3.2%)
| |
|
45+
|
81 (0.8%)
|
5932 (0.2%)
| |
|
Gestational week at delivery admission (weeks)
|
36.0 ± 4.7
|
38.7 ± 2.5
|
− 0.72
|
|
Maternal comorbidity index
|
1.62 ± 2.06
|
0.47 ± 0.84
|
0.73
|
|
Live birth
|
9005 (88.2%)
|
3,020,305 (95.8%)
|
− 0.28
|
|
Singleton birth
|
8535 (83.6%)
|
2,970,321 (94.2%)
|
− 0.34
|
|
Twin birth
|
484 (4.7%)
|
51,029 (1.6%)
|
0.18
|
|
> Triplet birth
|
17 (0.2%)
|
1780 (0.06%)
|
0.03
|
|
Parity
|
0.17
|
|
0
|
6598 (64.7%)
|
1,829,634 (58.0%)
| |
|
1
|
1939 (19.0%)
|
818,031 (26.0%)
|
|
2+
|
1667 (16.3%)
|
504,434 (16.0%)
|
|
Residence rurality (0.7% missing)
|
- 0.01
|
|
Urban
|
8225 (81.2%)
|
2,559,659 (81.8%)
| |
|
Rural
|
1907 (18.8%)
|
568,117 (18.2%)
|
|
Residence income quintile (14.0% missing)
|
0.11
|
|
Quintile 1 (lowest)
|
2603 (29.3%)
|
684,917 (25.3%)
| |
|
Quintile 2
|
1929 (21.7%)
|
571,796 (21.1%)
|
|
Quintile 3
|
1659 (18.7%)
|
523,475 (19.3%)
|
|
Quintile 4
|
1485 (16.7%)
|
493,408 (18.2%)
|
|
Quintile 5 (highest)
|
1212 (13.6%)
|
435,658 (16.1%)
|
|
Hospital rurality (0.6% missing)
|
− 0.01
|
|
Urban
|
9917 (97.8%)
|
3,066,345 (97.9%)
| |
|
Rural
|
224 (2.2%)
|
66,429 (2.1%)
|
|
Delivery mode
|
|
Vaginal
|
2148 (21.0%)
|
2,157,286 (68.4%)
|
− 1.08
|
|
Cesarean section
|
4425 (43.4%)
|
817,172 (25.9%)
| |
|
Transfer to another institution for acute care
|
1594 (15.6%)
|
38,350 (1.2%)
|
0.54
|
|
Readmission
|
1381 (13.5%)
|
42,338 (1.3%)
|
0.48
|
|
Province or territory of admission
|
|
Newfoundland and Labrador
|
260 (2.5%)
|
51,481 (1.6%)
|
0.25
|
|
Prince Edward Island
|
39 (0.4%)
|
15,410 (0.5%)
| |
|
Nova Scotia
|
226 (2.2%)
|
95,713 (3.0%)
|
|
New Brunswick
|
298 (2.9%)
|
80,163 (2.5%)
|
|
Ontario
|
5967 (58.5%)
|
1,524,080 (48.3%)
|
|
Manitoba
|
376 (3.7%)
|
181,367 (5.7%)
|
|
Saskatchewan
|
494 (4.8%)
|
158,537 (5.0%)
|
|
Alberta
|
1177 (11.5%)
|
553,741 (17.6%)
|
|
British Columbia
|
1308 (12.8%)
|
473,437 (15.0%)
|
|
Territories
|
59 (0.6%)
|
18,170 (0.6%)
|
|
Severe maternal morbidity (any versus none)
|
5017 (49.2%)
|
44,995 (1.4%)
|
1.31
|
|
0 (number of severe maternal morbidity events)
|
4588 (45.0%)
|
3,106,352 (98.5%)
|
1.48
|
|
1
|
2616 (25.6%)
|
41,884 (1.3%)
| |
|
2
|
1351 (13.2%)
|
2890 (0.09%)
|
|
3
|
719 (7.0%)
|
625 (0.02%)
|
|
≥ 4
|
930 (9.1%)
|
348 (0.01%)
|
|
Length of hospital stay (days)
|
11.1 ± 16.4
|
2.7 ± 3.3
|
0.71
|
|
Hospital mortality during episode of pregnancy care
|
130 (1.3%)
|
65 (0.00%)
|
0.16
|
|
Hospital group according to hospital volume of pregnancy
|
|
1 (lowest volume)
|
204 (2.0%)
|
19,476 (0.6%)
|
0.15
|
|
2
|
203 (2.0%)
|
66,852 (2.1%)
|
|
3
|
818 (8.0%)
|
211,392 (6.7%)
|
|
4
|
2165 (21.2%)
|
598,849 (19.0%)
| |
|
5 (highest)
|
6814 (66.8%)
|
2,255,530 (71.6%)
|
